It was hard to expand on this riddle while maintaining the single rhymes, so it is much easier than expected to solve...Hopefully you enjoy the rhymes:
I give you some metal, and you steal my name!
I had to have known, I am only to blame.
Even when right I'm wrong, what a shame.
A sacrifice I make, to help in my claim.
I will waiver my rights, and steady my aim.
For my resistance is futile, within my time frame.
A quick easy answer can give you some fame.
So find what I am, and finish this game!
If you enjoyed this riddle, some of my other rhyming riddles can be found here.